CROISILLE, Y. Lic.es Sci., Dr. de l'Univ. de Paris — Lab. d'Embryol. et 

 Teratol. exper. duC.N.R.S.,49bis Avenue de la Belle Gabrielle.NOGENT 

 sur Marne (Seine), France 



— Lab. d'Embryol. exper. du Coll. de France, 1 1 Place Marcelin Ber- 

 thelot, PARIS Ve, France 



a. Culture de foie embryonnaire sur des milieux a base de divers extraits 

 d'organes. Gallus gallus (Aves) [Gallus gallus ( Aves) 



b. Culture d'organes embryonnaires sur des extraits homo- et heterologues. 



c. Application de methodes immunochimiques a l'etude de l'apparition des 

 constituants specifiques au cours du developpement. Gallus gallus (Aves) 



CROISILLE, Y. Ph.D. — Dept. of Embryol., Carnegie Inst, of Washington, 



1 15 W. University Parkway, BALTIMORE 10, Md., U.S.A. 

 a. Enzymogenesis in the embryo. Gallus domesticus (Aves) 

 CRONE, M. — Finsen Lab., Finsen Inst.. Strandboulevarden 49, COPEN- 

 HAGEN, Denmark 

 a. DNA synthesis in oocytes. Mus musculus (Rodentia) (in collaboration 



with Mrs. H. PETERS and E. LEVY) 

 CROWELL, P. S. A.B., A.M., Ph.D., M.I.I.E. — Dept. of Zool., Indiana 



Univ., BLOOMINGTON, Ind., U.S.A. 

 CRUZ, A. R. Dr. — Dept. of Morphol., Fac. de Med. de Ribeirao Preto, 



Univ. de Sao Paulo, SAO PAULO, Brazil 

 a. Allometric growth of some neurons. (Vertebrata) 

 CRUZ (DE LOSADA), Mrs. M. V. DE LA M.D. — Dept. of Embryol., 



Inst. Nac. de Cardiol., Ave. Cuauhtemoc nr. 300, MEXICO 7, D.F., 



Mexico 

 CSABA, G. C.Sc.M., M.D. — Inst, of Histol. and Embryol., Med. Univ.. 



Tuzolto u. 58, BUDAPEST IX, Hungary 

 a. Experimental and physiological embryology; teratogenesis. Pleurodeles 



Waltlii, Amby stoma mexicanum (Urodela) , Gallus domesticus (Aves). 



Rattus rattus (Rodentia) 

 CSILLIK, B. M.D. — Dept. of Anat, Univ. Med. School, SZEGED, Hungary 



— Temporarily: Dept. of Pharmacol., Univ. of Pennsylvania, PHILA- 

 DELPHIA 4, Pa., U.S.A. 



a. Submicroscopical analysis of the development of post-synaptic membranes. 

 Mus rattus (Rodentia) (in collaboration with G. KALMAN) 



b. Developmental histochemistry of muscle spindles (cholinesterase activity). 

 Mus rattus (Rodentia) (in collaboration with G. KALMAN) 



c. Developmental histochemistry of the archicerebellar cortex. Mus rattus 

 (Rodentia) (in collaboration with F. JOO and P. KASA) 



d. Developmental histochemistry of the vegetative ground plexus. Mus rattus 

 (Rodentia) (in collaboration with G. B. KOELLE) 



CUMINGE, Miss D. Lic.es Sci. — Lab. d'Embryol. et Teratol. exper. du 

 C.N.R.S., 49bis Avenue de la Belle Gabrielle, NOGENT sur Marne (Sei- 

 ne), France 

 a. Etude en microscope electronique des associations de cellules cancereuses 

 et d'organes embryonnaires. Gallus gallus (Aves) 



CURTIS, A. S. G. M.A., Ph.D. — Dept. of Zool. and Comp. Anat., Univ. 

 Coll. London, Gower St., LONDON W.C. 1, England 



a. Surface properties, movement and adhesion of embryonic cells and can- 

 cerous tissues. (Amphibia; Aves; Mammalia) 



b. Dissociation and reaggregation of embryos. (Amphibia; Aves) 



37 



